Home / 19,446.59-29,145.60-8,340.41

Finding the Fourth Proportional to 19,446.59, 29,145.60 and 8,340.41

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Solution

The fourth proportional to 19,446.59, 29,145.60 and 8,340.41 is: 12,500.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,446.59 : 29,145.60 = 8,340.41 : x
  2. Step 2: Convert to fraction form
    19,446.59/29,145.60 = 8,340.41/x
  3. Step 3: Cross multiply
    19,446.59x = 29,145.60 × 8,340.41
  4. Step 4: Simplify right side
    19,446.59x = 243,086,253.70
  5. Step 5: Solve for x
    x = 243,086,253.70/19,446.59
  6. Step 6: Final answer
    x = 12,500.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.